$header-height:               84px;
$footer-height:               0px;
$header-bg-color:             #2c3e50;
$sidebar-bg-color:            #34495e;
$dark-background-color:       #34495e;
$light-background-color:      #556678;
$content-navi-height:         40px;
$sidebar-nav-active-bg-color: #f4645f;


@mixin redBtn{
  padding: 8px 16px;
  background: #f4645f;
  border-radius: 3px;
  box-shadow: 2px 2px 0px #cc0133;
  border: none;
  color: #fff;
}
